package ltd.dujiabao.eduoss.service;

import org.springframework.web.multipart.MultipartFile;

/**
 * @author : DuJiabao
 * @Project : online-course-project
 * @Time : 2021/4/20 20:02
 * @Desc :
 */
public interface FileService {
  String upload(MultipartFile file);
}
